The document discusses various social media and networking sites including Facebook, blogs, Twitter, YouTube, Google, Skype and their key features. Facebook allows users to add friends, update profiles and share photos. Blogs enable individuals to publicly express thoughts in writing or multimedia. Twitter allows sharing of short status updates. YouTube is for sharing videos. Google is a popular search engine. Skype enables video calls between users worldwide. Pros of social media include branding, wide reach, finding friends and fast news access, while cons include constant changes, overexposure, privacy issues and navigation challenges.